Methyl 1,2,3-thiadiazole-4-carboxylate CAS 3989-35-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 3989-35-3 |
| Molecular Formula | C4H4N2O2S |
| Molecular Weight | 144.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Methyl 1,2,3-thiadiazole-4-carboxylate (CAS 3989-35-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C4H4N2O2S. Molecular weight: 144.15 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C4H4N2O2S |
| Molecular Weight | 144.15 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1958 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- Methyl 1,3,4-thiadiazole-2-carboxylate (CAS 1330751-02-4)
- 4-Methyl-1,2,3-thiadiazole-5-carboxylic Acid (CAS 18212-21-0)
- 4-Methyl-1,2,5-thiadiazole-3-carboxylic acid (CAS 99390-23-5)
- 5-Methyl-1,2,3-thiadiazole-4-carboxylic acid (CAS 22097-10-5)
- 5-Methyl-1,3,4-thiadiazole-2-carboxylic Acid (CAS 501698-31-3)
- Methyl 1,2,3-thiadiazole-5-carboxylate (CAS 81699-19-6)
- methyl 1,2,5-thiadiazole-3-carboxylate (CAS 63875-20-7)
- 1,3,4-Thiadiazole-2-carbohydrazide (CAS 1330755-61-7)
Recommended Standards
- 6-Hydroxy-2-thioxo-2,3-dihydropyrimidin-4(1H)-one (CAS 5658-01-5)
- Pyrimidine-2-sulfinic acid (CAS 288400-79-3)
- Ticagrelor Impurity 137 (CAS 504-17-6)
- trans-benzyl 4-(aminomethyl)-3-fluoro-4-hydroxypiperidine-1-carboxylate (CAS 1932002-54-4)
- 5-(n,n-Dimethylsulfamoyl)-N-methylfuran-2-carboxamide (CAS 1281165-58-9)
- (2S,6R)-2-Allyl-6-methyldihydro-2H-pyran-3(4H)-one (CAS 874998-45-5)
- 4-(2-Methoxy-1-naphthyl)-1,3-thiazol-2-amine (CAS 312605-17-7)
- 5-Nitro-1H-indole-2-carbonyl chloride (CAS 103868-02-6)
- 2-Nitro-N-((tetrahydrofuran-2-yl)methyl)benzamide (CAS 331845-96-6)
- Calcitonin C-Terminal Flanking Peptide (human) XTFA (CAS 85916-47-8（free base）)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com